Concentred
v. 集中于一点
🗣️ 情景例句
No, no, Robbie doesn't have them.
不， 不， Robbie没有拿。
In secondary school, children study mathmatic、phsicas and chemistry.
中学的小孩会读到数学、物理和化学。
No, what are they?
不知道。什么呢？